CVE-2026-66055

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TJSONProtocol accepts a single JSON string/number exceeding the configured size limit (multi-language)

8.2 HighFix available

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.28%Unchanged since Oct 3, 2026

What each source reports

CVE List Score used 8.2

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TJSONProtocol accepts a single JSON string/number exceeding the configured size limit (multi-language)

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: CVE-2026-66055
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weakness: CWE-770
Updated: 2026-11-02

EUVDEUVD-2026-91627 8.2

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: EUVD-2026-91627
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-rgwx-5vq6-2g43 8.2

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go...

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: GHSA-rgwx-5vq6-2g43
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness: CWE-770
Updated: 2026-11-02

NVD 8.2

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: CVE-2026-66055
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness: CWE-770
Updated: 2026-11-02

OSVDEBIAN-CVE-2026-66055 8.2

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: DEBIAN-CVE-2026-66055
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Updated: 2026-11-02

OSVRHSA-2026:74369 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record: RHSA-2026:74369
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Show 9 moreShow less

OSVUBUNTU-CVE-2026-66055 8.2

Record: UBUNTU-CVE-2026-66055
CVSS 4.0: 8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Updated: 2026-11-02

OSVAZL-105935 No score

CVE-2026-66055 affecting package thrift for versions less than 0.25.0-1

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-105935
Updated: 2026-11-02

OSVAZL-106023 No score

CVE-2026-66055 affecting package kata-containers-preview 3.27.0~preview2-2

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-106023
Updated: 2026-11-05

OSVAZL-106506 No score

CVE-2026-66055 affecting package kata-containers 4.1.0.kata0-1

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-106506
Updated: 2026-11-02

OSVAZL-106521 No score

CVE-2026-66055 affecting package kata-containers-cc 3.15.0.aks0-21

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-106521
Updated: 2026-11-02

OSVAZL-106527 No score

CVE-2026-66055 affecting package telegraf for versions less than 1.31.0-35

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-106527
Updated: 2026-11-05

OSVAZL-106647 No score

CVE-2026-66055 affecting package vitess 19.0.4-14

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: AZL-106647
Updated: 2026-11-02

OSVBIT-thrift-2026-66055 No score

Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TJSONProtocol accepts a single JSON string/number exceeding the configured size limit (multi-language)

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift C++, Java, Go, netstd, Python and Delphi bindings.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Record: BIT-thrift-2026-66055
Updated: 2026-11-02

OSVMGASA-2026-0562 No score

Updated arrow, thrift, ceph packages fix security vulnerabilities

The updated packages fix many security vulnerabilities. Please see the links for additional information.

Record: MGASA-2026-0562
Updated: 2026-11-02

Affected products

apache software foundation thrift

Affected packages

Affected packages
Package	Affected	Fixed
`thrift` Azure Linux:3	before 0.25.0-1	0.25.0-1
`kata-containers-preview` Azure Linux:3	through 3.27.0~preview2-2	None known
`kata-containers` Azure Linux:3	through 4.1.0.kata0-1	None known
`kata-containers-cc` Azure Linux:3	through 3.15.0.aks0-21	None known
`telegraf` Azure Linux:3	before 1.31.0-35	1.31.0-35
`vitess` Azure Linux:3	through 19.0.4-14	None known
`thrift` Bitnami	before 0.25.0	0.25.0
`thrift` Debian:12	All versions, plus listed versions 0.17.0-20.17.0-30.17.0-40.18.1-10.18.1-2 Show 16 moreShow less 0.19.0-10.19.0-20.19.0-2.10.19.0-2.1~exp10.19.0-30.19.0-40.20.0-10.22.0-10.22.0-20.22.0-30.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2	None known
`thrift` Debian:13	All versions, plus listed versions 0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3 Show 6 moreShow less 0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2	None known
`thrift` Debian:14	All versions, plus listed versions 0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3 Show 6 moreShow less 0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2	None known

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Affected packages
Package	Affected	Fixed
`arrow` Mageia:10 From an advisory covering 14 CVEs	before 17.0.0-4.1.mga10	17.0.0-4.1.mga10
`thrift` Mageia:10 From an advisory covering 14 CVEs	before 0.25.0-1.mga10	0.25.0-1.mga10
`ceph` Mageia:10 From an advisory covering 14 CVEs	before 20.2.4-1.1.mga10	20.2.4-1.1.mga10
`perl-thrift` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`python3-thrift` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`thrift` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`thrift-devel` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`thrift-glib` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`thrift-qt` Red Hat:hummingbird:1 From an advisory covering 29 CVEs	before 0:0.25.0-0.1.hum1	0:0.25.0-0.1.hum1
`libthrift-java` Ubuntu:16.04:LTS	All versions, plus listed versions 0.9.1-20.9.1-2.1~build0.16.04.1	None known
`python-thrift` Ubuntu:16.04:LTS	All versions, plus listed versions 0.9.1-2	None known
`libthrift-java` Ubuntu:18.04:LTS	All versions, plus listed versions 0.9.1-20.9.1-2.1~build0.18.04.1	None known
`python-thrift` Ubuntu:18.04:LTS	All versions, plus listed versions 0.9.1-2	None known
`thrift` Ubuntu:20.04:LTS	All versions, plus listed versions 0.11.0-60.13.0-2build10.13.0-2build2	None known
`libthrift-java` Ubuntu:22.04:LTS	All versions, plus listed versions 0.13.0-10.13.0-2	None known
`thrift` Ubuntu:22.04:LTS	All versions, plus listed versions 0.13.0-6ubuntu10.13.0-6ubuntu20.13.0-6ubuntu30.13.0-70.16.0-2	None known
`libthrift-java` Ubuntu:24.04:LTS	All versions, plus listed versions 0.16.0-20.19.0-1	None known
`thrift` Ubuntu:24.04:LTS	All versions, plus listed versions 0.17.0-40.19.0-20.19.0-2build10.19.0-2.1build40.19.0-2.1build5	None known
`libthrift-java` Ubuntu:26.10	All versions, plus listed versions 0.19.0-1	None known
`thrift` Ubuntu:26.10	All versions, plus listed versions 0.22.0-3ubuntu10.23.0-30.23.0-3ubuntu1	None known
`libthrift-java` Ubuntu:26.04:LTS	All versions, plus listed versions 0.19.0-1	None known
`thrift` Ubuntu:26.04:LTS	All versions, plus listed versions 0.19.0-4build10.22.0-30.22.0-3ubuntu1	None known

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected
Nov 5, 2026	facts	OSV
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-66055 is a high vulnerability (CVSS 8.2) in Apache Software Foundation Thrift, published October 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. Fixed in thrift 0.25.0-1.

References

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